Q:
What’s the result of the following code? import pandas as pd xls = pd.ExcelFile(‘yelp.xlsx’) df = xls.parse(‘yelp_data’) print(type(df))
Q:
How can you quickly examine the first 5 rows of a DataFrame?
Q:
How can you get the type of data stored in each column of a DataFrame df?
Q:
A DataFrame df has exactly the data shown as below.
Q:
Which is the correct way to select some columns of data in DataFrame df?
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